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发明名称
ELECTRIC ARC CUTTING AND GOUGING METHOD
摘要
申请公布号
GB1573781(A)
申请公布日期
1980.08.28
申请号
GB19770007658
申请日期
1977.02.23
申请人
AIR PRODUCTS & CHEMICALS INC
发明人
分类号
B23K9/00;B23K9/013;(IPC1-7):B23K9/00
主分类号
B23K9/00
代理机构
代理人
主权项
地址
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